#3B49A6
Closest named color: Blueberry (#464196). oklch(44.8% 0.149 272.4), rgb(59, 73, 166).
Aa
White text reads best on this color (7.80:1).
About this color
#3B49A6 is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.149 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.034 away. White text reads best on it, at 7.80:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.68:1 |
| White text | 7.80:1 |
Values
| HEX | #3B49A6 |
| RGB | rgb(59, 73, 166) |
| HSL | hsl(232, 48%, 44%) |
| OKLCH | oklch(44.8% 0.149 272.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3B49A6 | 7.80:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #3B49A6 | 2.68:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #3B49A6 text on white | 7.80:1 | AAA | Lc 86.7 | Fine for body text |
| #3B49A6 text on black | 2.68:1 | Fails | Lc -15.3 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CED8FA
oklch(88.5% 0.048 272.4)
-
Step 300
300
#ADBEFA
oklch(81% 0.087 272.1)
-
Step 400
400
#8399F7
oklch(70.6% 0.14 272.4)
-
Step 500
500
#677DF4
oklch(63.2% 0.178 272.4)
-
Step 600
600
#5062E2
oklch(55.5% 0.194 272.4)
-
Step 700
700
#4250C5
oklch(49.1% 0.181 272.6)
-
Step 800
800 (this color)
#3B49A6
oklch(44.8% 0.149 272.4)
-
Step 900
900
#2E397E
oklch(37.6% 0.117 272.7)
-
Step 950
950
#1B224A
oklch(27% 0.074 273)
#3B49A6 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0057A9 | 0.049 |
| Deuteranopia (no green cones) | #004DA4 | 0.043 |
| Tritanopia (no blue cones) | #005F70 | 0.125 |
| Achromatopsia (no color) | #525252 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B49A6
#3B49A6
oklch(44.8% 0.149 272.4)
- #675300
#675300
oklch(45% 0.092 92.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3B49A6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.034
- Cobalt #1E488F ΔE 0.050
- Dark Slate Blue #483D8B ΔE 0.053
- Sapphire #2138AB ΔE 0.056
- Dusk Blue #26538D ΔE 0.056
- Twilight #4E518B ΔE 0.059
- Blue Blue #2242C7 ΔE 0.062
- Denim Blue #3B5B92 ΔE 0.063
Use #3B49A6 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.